gross fog

例句：

1. 1. The car was stuck in the gross fog that covered the city.
   汽车被困在覆盖整个城市的浓雾中。
2. 2.The hikers were forced to turn back due to the gross fog that obscured their path.
   由于浓雾遮蔽了路径，徒步者被迫返回。
3. 3. The fog lifted as the sun began to rise, revealing a vast expanse of land.
   随着太阳升起，浓雾消散，展现出一片广阔的土地。